C222133313331333131123313231333133313331333132331211113322112331   >>    C22213331333133313112331323133313331333133313233121111332211233   <<    C222133313331333131123313231333133313331333132331211113322112333   >>      C222133313331333131123313231333133313331333132331211113322112332   >>